664792023

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{20543}}^1$

素因数の和:20643

約数の個数: 32

約数和(自身を含む): 1072889856

約数和(自身を除く): 408097833

約数列:

[1, 3, 7, 21, 23, 67, 69, 161, 201, 469, 483, 1407, 1541, 4623, 10787, 20543, 32361, 61629, 143801, 431403, 472489, 1376381, 1417467, 3307423, 4129143, 9634667, 9922269, 28904001, 31656763, 94970289, 221597341, 664792023]

約数ペア:

[(1, 664792023), (3, 221597341), (7, 94970289), (21, 31656763), (23, 28904001), (67, 9922269), (69, 9634667), (161, 4129143), (201, 3307423), (469, 1417467), (483, 1376381), (1407, 472489), (1541, 431403), (4623, 143801), (10787, 61629), (20543, 32361)]